PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5306AC1-010Bolt,internally Relieved Body

Us Army Aviation and Missile Command · NSN 5306-00-445-8521 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-445-8521 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-445-8521. Primary manufacturer part number: 5306AC1-010.
Features
  • Bolt,internally Relieved Body — FSC 5306
  • Thread Length: 0.626 INCHES MINIMUM IN
  • Fastener Length: 6.281 INCHES NOMINAL IN
  • Head Style: SQUARE
  • Head Height: 0.188 INCHES NOMINAL IN
  • Distance From Head Largest Bearing Surface to Shank Hole Center: 5.872 INCHES NOMINAL FIRST HOLE IN
  • Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS
  • Thread Class: 3A A
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp E4340 Overall construction
General Description

The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-445-8521, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-445-8521
Primary Part Number5306AC1-010
Item NameBolt,internally Relieved Body
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Thread Length0.626 INCHES MINIMUM IN
Fastener Length6.281 INCHES NOMINAL IN
Head StyleSQUARE
Head Height0.188 INCHES NOMINAL IN
Distance From Head Largest Bearing Surface to Shank Hole Center5.872 INCHES NOMINAL FIRST HOLE IN
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Thread Class3A A
MaterialSTEEL COMP E4340 OVERALL
Style DesignatorCONCENTRIC HOLE UNTHREADED
Surface TreatmentCADMIUM THREADS
Width Between Flats1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN
Thread Series DesignatorUN
Shank Unthreaded Hole Diameter0.128 INCHES NOMINAL FIRST HOLE IN
Surface TreatmentCHROMIUM GRIP
Nominal Thread Diameter1.062 INCHES IN
Thread Quantity Per Inch16
Thread DirectionRIGHT-HAND
Concentric Hole Diameter0.750 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5360-00-260-666710A6475 INTERCHANGEABLE
Spring,helical,compression
Napco International Llc Dba Napco International Inc
2530-00-272-752555-115 INTERCHANGEABLE
Weight,wheel Balancing
Myers Tire Supply Distribution Inc Div Akron Branch
4920-01-530-3742 INTERCHANGEABLE
Bag,shot
7025-01-693-772855115 INTERCHANGEABLE
Printer,automatic Data Processin
Binax Inc Dba Inverness Medical Professional Diagnostics
Cross-Reference Index
Part NumberManufacturer
5511-5 Goodrich Aerospace Canada Ltd (CAN)
5306AC1-010 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
5360-00-260-6667INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
10A6475
2530-00-272-7525INTERCHANGEABLE
WEIGHT,WHEEL BALANCING
55-115
4920-01-530-3742INTERCHANGEABLE
BAG,SHOT
7025-01-693-7728INTERCHANGEABLE
PRINTER,AUTOMATIC DATA PROCESSIN
55115

Frequently Asked Questions

What is NSN 5306-00-445-8521?

NSN 5306-00-445-8521 is a Bolt,internally Relieved Body, manufactured by Us Army Aviation and Missile Command, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-445-8521?

NSN 5306-00-445-8521 has 2 cross-referenced part numbers: 5511-5 (Goodrich Aerospace Canada Ltd), 5306AC1-010 (Us Army Aviation and Missile Command).

What NSN replaces 5306-00-445-8521?

There are 4 known substitutes for 5306-00-445-8521: 5360-00-260-6667, 2530-00-272-7525, 4920-01-530-3742 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5306AC1-010?

Key specifications for 5306AC1-010: Thread Length: 0.626 INCHES MINIMUM IN; Fastener Length: 6.281 INCHES NOMINAL IN; Head Style: SQUARE; Head Height: 0.188 INCHES NOMINAL IN. 20 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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